Implementation notes: aarch64, gcc116, crypto_stream/chacha8

Computer: gcc116
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20171218
Operation: crypto_stream
Primitive: chacha8

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4960	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20171106	20171020
4992	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-O2_-fomit-frame-pointer`	20171106	20171020
4992	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-O3_-fomit-frame-pointer`	20171106	20171020
5056	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20171106	20171020
5280	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171106	20171020
5280	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
5344	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-Os_-fomit-frame-pointer`	20171106	20171020
5344	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
5344	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
5344	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
5536	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
5536	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
6048	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20171106	20171020
6048	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
6080	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-O_-fomit-frame-pointer`	20171106	20171020
6080	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
6208	? ? ?	? ? ?	`e/regs`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
6240	? ? ?	? ? ?	`e/ref`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
6272	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
6464	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-O3_-fomit-frame-pointer`	20171106	20171020
6496	? ? ?	? ? ?	`e/regs`	`gcc_-O3_-fomit-frame-pointer`	20171106	20171020
6496	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20171106	20171020
6560	? ? ?	? ? ?	`e/ref`	`gcc_-O3_-fomit-frame-pointer`	20171106	20171020
6656	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20171106	20171020
6720	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20171106	20171020
7296	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
7296	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
7296	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
7904	? ? ?	? ? ?	`e/regs`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
7904	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20171106	20171020
8128	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20171106	20171020
8192	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20171106	20171020
8448	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
8576	? ? ?	? ? ?	`e/ref`	`gcc_-O2_-fomit-frame-pointer`	20171106	20171020
8608	? ? ?	? ? ?	`e/regs`	`gcc_-O2_-fomit-frame-pointer`	20171106	20171020
8800	? ? ?	? ? ?	`e/ref`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
8832	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20171106	20171020
8832	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
8864	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-O2_-fomit-frame-pointer`	20171106	20171020
8896	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20171106	20171020
8896	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
8928	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
9056	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
9376	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-Os_-fomit-frame-pointer`	20171106	20171020
9376	? ? ?	? ? ?	`e/ref`	`gcc_-Os_-fomit-frame-pointer`	20171106	20171020
9376	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
9376	? ? ?	? ? ?	`e/ref`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
9504	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20171106	20171020
9504	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
9728	? ? ?	? ? ?	`e/regs`	`gcc_-O_-fomit-frame-pointer`	20171106	20171020
9728	? ? ?	? ? ?	`e/regs`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
9856	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20171106	20171020
9920	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
10016	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20171106	20171020
10208	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171106	20171020
10208	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171106	20171020
10208	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
10208	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
10528	? ? ?	? ? ?	`e/merged`	`gcc_-O2_-fomit-frame-pointer`	20171106	20171020
10912	? ? ?	? ? ?	`e/merged`	`gcc_-O3_-fomit-frame-pointer`	20171106	20171020
11424	? ? ?	? ? ?	`e/merged`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
11424	? ? ?	? ? ?	`e/merged`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
11520	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-O_-fomit-frame-pointer`	20171106	20171020
11520	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
11552	? ? ?	? ? ?	`e/ref`	`gcc_-O_-fomit-frame-pointer`	20171106	20171020
11552	? ? ?	? ? ?	`e/merged`	`gcc_-Os_-fomit-frame-pointer`	20171106	20171020
11552	? ? ?	? ? ?	`e/ref`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
11552	? ? ?	? ? ?	`e/merged`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
12448	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20171106	20171020
12640	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20171106	20171020
12768	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171106	20171020
12768	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
16256	? ? ?	? ? ?	`e/merged`	`gcc_-O_-fomit-frame-pointer`	20171106	20171020
16256	? ? ?	? ? ?	`e/merged`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
16320	? ? ?	? ? ?	`e/regs`	`gcc_-Os_-fomit-frame-pointer`	20171106	20171020
16320	? ? ?	? ? ?	`e/regs`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
16320	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20171106	20171020
16320	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20171106	20171020
17344	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171106	20171020
17344	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171106	20171020
34784	? ? ?	? ? ?	`e/merged`	`cc`	20171106	20171020
34784	? ? ?	? ? ?	`e/merged`	`gcc`	20171106	20171020
34784	? ? ?	? ? ?	`e/merged`	`gcc_-funroll-loops`	20171106	20171020
51072	? ? ?	? ? ?	`e/regs`	`gcc`	20171106	20171020
51072	? ? ?	? ? ?	`e/regs`	`gcc_-funroll-loops`	20171106	20171020
51104	? ? ?	? ? ?	`e/regs`	`cc`	20171106	20171020
67168	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`cc`	20171106	20171020
67168	? ? ?	? ? ?	`e/ref`	`cc`	20171106	20171020
67168	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc`	20171106	20171020
67168	? ? ?	? ? ?	`e/ref`	`gcc`	20171106	20171020
67168	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-funroll-loops`	20171106	20171020
67168	? ? ?	? ? ?	`e/ref`	`gcc_-funroll-loops`	20171106	20171020
213984	? ? ?	? ? ?	`dolbeau/arm-neon`	`cc`	20171106	20171020
213984	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc`	20171106	20171020
213984	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-funroll-loops`	20171106	20171020

Compiler output

Implementation: crypto_stream/chacha8/dolbeau/ppc-altivec
Compiler: cc

chacha.c: chacha.c:12:21: fatal error: altivec.h: No such file or directory
chacha.c: #include <altivec.h>
chacha.c: ^
chacha.c: compilation terminated.

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	dolbeau/ppc-altivec
gcc	dolbeau/ppc-altivec
gcc -O2 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -O3 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -O -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -Os -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -fno-schedule-insns -O -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -fno-schedule-insns -Os -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops	dolbeau/ppc-altivec
gcc -funroll-loops -O2 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -O3 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -O -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -Os -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	dolbeau/ppc-altivec
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	dolbeau/ppc-altivec

Compiler output

Implementation: crypto_stream/chacha8/amd64-ssse3
Compiler: cc

chacha.s: chacha.s: Assembler messages:
chacha.s: chacha.s:22: Error: operand 1 should be an integer register -- `mov %rsp,%r11'
chacha.s: chacha.s:23: Error: operand 1 should be an integer or stack pointer register -- `and $31,%r11'
chacha.s: chacha.s:24: Error: operand 1 should be an integer or stack pointer register -- `add $384,%r11'
chacha.s: chacha.s:25: Error: operand 1 should be an integer or stack pointer register -- `sub %r11,%rsp'
chacha.s: chacha.s:26: Error: operand 1 should be an integer register -- `mov %rdi,%r8'
chacha.s: chacha.s:27: Error: operand 1 should be an integer register -- `mov %rsi,%rsi'
chacha.s: chacha.s:28: Error: operand 1 should be an integer register -- `mov %rsi,%rdi'
chacha.s: chacha.s:29: Error: operand 1 should be an integer register -- `mov %rdx,%rdx'
chacha.s: chacha.s:30: Error: operand 1 should be an integer or stack pointer register -- `cmp $0,%rdx'
chacha.s: chacha.s:32: Error: unknown mnemonic `jbe' -- `jbe ._done'
chacha.s: chacha.s:34: Error: operand 1 should be an integer register -- `mov $0,%rax'
chacha.s: chacha.s:36: Error: operand 1 should be an integer register -- `mov %rdx,%rcx'
chacha.s: chacha.s:38: Error: unknown mnemonic `rep' -- `rep stosb'
chacha.s: chacha.s:40: Error: operand 1 should be an integer or stack pointer register -- `sub %rdx,%rdi'
chacha.s: chacha.s:42: Error: unknown mnemonic `jmp' -- `jmp ._start'
chacha.s: chacha.s:50: Error: operand 1 should be an integer register -- `mov %rsp,%r11'
chacha.s: chacha.s:51: Error: operand 1 should be an integer or stack pointer register -- `and $31,%r11'
chacha.s: chacha.s:52: Error: operand 1 should be an integer or stack pointer register -- `add $384,%r11'
chacha.s: chacha.s:53: Error: operand 1 should be an integer or stack pointer register -- `sub %r11,%rsp'
chacha.s: chacha.s:55: Error: operand 1 should be an integer register -- `mov %rdi,%r8'
chacha.s: chacha.s:57: Error: operand 1 should be an integer register -- `mov %rsi,%rsi'
chacha.s: chacha.s:59: Error: operand 1 should be an integer register -- `mov %rdx,%rdi'
chacha.s: chacha.s:61: Error: operand 1 should be an integer register -- `mov %rcx,%rdx'
chacha.s: chacha.s:63: Error: operand 1 should be an integer or stack pointer register -- `cmp $0,%rdx'
chacha.s: ...

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	amd64-ssse3
gcc	amd64-ssse3
gcc -O2 -fomit-frame-pointer	amd64-ssse3
gcc -O3 -fomit-frame-pointer	amd64-ssse3
gcc -O -fomit-frame-pointer	amd64-ssse3
gcc -Os -fomit-frame-pointer	amd64-ssse3
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	amd64-ssse3
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	amd64-ssse3
gcc -fno-schedule-insns -O -fomit-frame-pointer	amd64-ssse3
gcc -fno-schedule-insns -Os -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops	amd64-ssse3
gcc -funroll-loops -O2 -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -O3 -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -O -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -Os -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	amd64-ssse3
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	amd64-ssse3

Compiler output

Implementation: crypto_stream/chacha8/goll_gueron
Compiler: cc

stream.c: stream.c:11:23: fatal error: immintrin.h: No such file or directory
stream.c: #include <immintrin.h>
stream.c: ^
stream.c: compilation terminated.

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	goll_gueron
gcc	goll_gueron
gcc -O2 -fomit-frame-pointer	goll_gueron
gcc -O3 -fomit-frame-pointer	goll_gueron
gcc -O -fomit-frame-pointer	goll_gueron
gcc -Os -fomit-frame-pointer	goll_gueron
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	goll_gueron
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	goll_gueron
gcc -fno-schedule-insns -O -fomit-frame-pointer	goll_gueron
gcc -fno-schedule-insns -Os -fomit-frame-pointer	goll_gueron
gcc -funroll-loops	goll_gueron
gcc -funroll-loops -O2 -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -O3 -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -O -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -Os -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	goll_gueron
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	goll_gueron

Compiler output

Implementation: crypto_stream/chacha8/krovetz/vec128
Compiler: cc

stream.c: stream.c:80:2: error: #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: ^
stream.c: stream.c: In function 'crypto_stream_chacha8_krovetz_vec128_xor':
stream.c: stream.c:151:14: error: incompatible types when initializing type 'vec' using type 'int'
stream.c: vec s3 = NONCE(np);
stream.c: ^
stream.c: stream.c:91:19: error: 'VBPI' undeclared (first use in this function)
stream.c: #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: ^
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ^
stream.c: stream.c:91:19: note: each undeclared identifier is reported only once for each function it appears in
stream.c: #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: ^
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ^
stream.c: stream.c:91:26: error: 'GPR_TOO' undeclared (first use in this function)
stream.c: #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: ^
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ^
stream.c: ...

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	krovetz/vec128
gcc	krovetz/vec128
gcc -O2 -fomit-frame-pointer	krovetz/vec128
gcc -O3 -fomit-frame-pointer	krovetz/vec128
gcc -O -fomit-frame-pointer	krovetz/vec128
gcc -Os -fomit-frame-pointer	krovetz/vec128
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	krovetz/vec128
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	krovetz/vec128
gcc -fno-schedule-insns -O -fomit-frame-pointer	krovetz/vec128
gcc -fno-schedule-insns -Os -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops	krovetz/vec128
gcc -funroll-loops -O2 -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -O3 -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -O -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -Os -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	krovetz/vec128
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	krovetz/vec128

Compiler output

Implementation: crypto_stream/chacha8/krovetz/avx2
Compiler: cc

stream.c: stream.c:8:23: fatal error: immintrin.h: No such file or directory
stream.c: #include <immintrin.h>
stream.c: ^
stream.c: compilation terminated.

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	krovetz/avx2
gcc	krovetz/avx2
gcc -O2 -fomit-frame-pointer	krovetz/avx2
gcc -O3 -fomit-frame-pointer	krovetz/avx2
gcc -O -fomit-frame-pointer	krovetz/avx2
gcc -Os -fomit-frame-pointer	krovetz/avx2
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	krovetz/avx2
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	krovetz/avx2
gcc -fno-schedule-insns -O -fomit-frame-pointer	krovetz/avx2
gcc -fno-schedule-insns -Os -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops	krovetz/avx2
gcc -funroll-loops -O2 -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -O3 -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -O -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -Os -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	krovetz/avx2
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	krovetz/avx2